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ELECTRICAL CONNECTIONS
General requirements
• Before installing the unit, make sure that the rated supply
voltage is 230V - 50Hz.
• Make sure that the electric system is suitable to supply,
in addition to the operating current required by the unit,
the current necessary to supply the household units and
equipment already in use.
• Set up the electrical connections according to national
laws and standards in force.
• Upstream of the unit, provide an omnipolar switch with
a contact opening distance that ensures complete discon-
nection in overvoltage category III conditions.
• The unit must always be earthed.
• Check that the power cord is in perfect condition. In no
case must you repair a damaged cord with insulating tape
or clamps.
• If the power cord is damaged, it must be replaced by the
Technical Assistance Service or anyhow by an individual
with a similar qualification to prevent any risk.
• Always disconnect the power before accessing the unit.
• Plug in the power cord.
• Make sure that the unit is connected properly, according
to the requirements in the Manual
• The units for residential ventilation are provided with
integrated display controller:
• When the unit is powered electrically the controller is also
powered.
70
230Volt
50 Hz
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